/*
 * MIT License
 *
 * Copyright (c) 2023 北京凯特伟业科技有限公司
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package com.je.bpm.engine.impl.scripting;

import com.je.bpm.engine.delegate.VariableScope;
import com.je.bpm.engine.impl.cfg.ProcessEngineConfigurationImpl;

import javax.script.Bindings;
import java.util.ArrayList;
import java.util.List;

public class ScriptBindingsFactory {

    protected ProcessEngineConfigurationImpl processEngineConfiguration;
    protected List<ResolverFactory> resolverFactories;

    public ScriptBindingsFactory(ProcessEngineConfigurationImpl processEngineConfiguration, List<ResolverFactory> resolverFactories) {
        this.processEngineConfiguration = processEngineConfiguration;
        this.resolverFactories = resolverFactories;
    }

    public Bindings createBindings(VariableScope variableScope) {
        return new ScriptBindings(createResolvers(variableScope), variableScope);
    }

    public Bindings createBindings(VariableScope variableScope, boolean storeScriptVariables) {
        return new ScriptBindings(createResolvers(variableScope), variableScope, storeScriptVariables);
    }

    protected List<Resolver> createResolvers(VariableScope variableScope) {
        List<Resolver> scriptResolvers = new ArrayList<Resolver>();
        for (ResolverFactory scriptResolverFactory : resolverFactories) {
            Resolver resolver = scriptResolverFactory.createResolver(processEngineConfiguration, variableScope);
            if (resolver != null) {
                scriptResolvers.add(resolver);
            }
        }
        return scriptResolvers;
    }

    public List<ResolverFactory> getResolverFactories() {
        return resolverFactories;
    }

    public void setResolverFactories(List<ResolverFactory> resolverFactories) {
        this.resolverFactories = resolverFactories;
    }

}
